動どう労ろうFreq.FrequencyTop 100,000Meanings1nounNational Railway Motive Power Union (abbr)organization nameAbbreviation of 国鉄動力車労働組合. Used in historical and labor-union contexts.動どう労ろうは国こく鉄てつの動どう力りょく車しゃ乗じょう務む員いんで組そ織しきされた労ろう働どう組くみ合あいの略りゃく称しょうです。動労 is the abbreviation of the labor union organized by JNR locomotive crew members.